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2/19 PowerPoint Presentation

2/19

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2/19

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  1. 2/19 • Take out your invertebrate notes (green sheet) • Pick up paper from the back • Test correction times: • Today: after school • Thursday: enrichment, before and after school

  2. Worms

  3. Would you ever eat a fried worm? • http://youtu.be/_gF2fBK1eZw

  4. http://player.discoveryeducation.com/index.cfm?guidAssetId=8C51E2C1-C7A4-404C-965E-9B1FF963CEF4&blnFromSearch=1&productcode=UShttp://player.discoveryeducation.com/index.cfm?guidAssetId=8C51E2C1-C7A4-404C-965E-9B1FF963CEF4&blnFromSearch=1&productcode=US

  5. Describe: Roundworms Flatworms Segmented worms

  6. Examples: heartworm tapeworm leech earthworm

  7. Digestion: Some worms digestive cavity with 1 opening

  8. Digestion: Some worms digestive tract with 2 openings

  9. Respiration: Some worms -- diffusion Some aquatic worms – have gills

  10. Circulation: Some worms -- Diffusion Some worms --Closed Circulatory

  11. Excretion: Some worms—diffusion Some worms --nephridia

  12. Nervous: all worms have nerve cords some worms have ganglia

  13. some worms have a brain

  14. Reproduction: Sexual – separate sexes Asexual -- fission

  15. Reproduction: Sexual – hermaphrodite

  16. Skeletal / Muscular: muscles Protection: parasitic

  17. Notes: First group to have: cephalization body cavity organs digestive tract (2 openings) separate sexes

  18. http://player.discoveryeducation.com/index.cfm?guidAssetId=A8D02027-80B3-43E5-8EBF-CB7F0786BC70&blnFromSearch=1&productcode=UShttp://player.discoveryeducation.com/index.cfm?guidAssetId=A8D02027-80B3-43E5-8EBF-CB7F0786BC70&blnFromSearch=1&productcode=US

  19. 2/20 • Get out Invertebrates notes (green sheet) • Pick up papers from the back. Staple the new green sheet to your green sheet • Grab goggles • Do not touch equipment until given permission to do so.

  20. Mollusca

  21. Giant Clam http://player.discoveryeducation.com/index.cfm?guidAssetId=e6ab391b-21b3-4236-95f5-bf918b72250b

  22. Soft-bodied Some with shells Description: Examples: Slugs Clam Snails

  23. Mussels Oysters Squid Octopus

  24. Digestion: digestive tract (2 openings)

  25. Respiration: aquatic has gills land has lungs Clam – gills Snail – lung

  26. Circulation: Open Circulatory System Closed Circulatory System Squid, Octopus

  27. Excretion: nephridia

  28. Nervous system: nerve cords and brain

  29. Reproduction: Sexual; hermaphrodite, and separate sexes

  30. Skeletal / Muscular: Muscles Foot

  31. Protection: shells, ability to ink predators

  32. http://video.nationalgeographic.com/video/player/animals/invertebrates-animals/octopus-and-squid/octopus_giant_kills_shark.htmlhttp://video.nationalgeographic.com/video/player/animals/invertebrates-animals/octopus-and-squid/octopus_giant_kills_shark.html http://video.nationalgeographic.com/video/player/animals/invertebrates-animals/other-invertebrates/ray_cownosed_eats_clam.html http://player.discoveryeducation.com/index.cfm?guidAssetId=920F4DA3-E8BE-46D0-A1FB-BF0E1D3A1C92&blnFromSearch=1&productcode=US